WMSIC Electronic Components

TDD ES1J

ModelES1J
PackageSMA
BrandTDD
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration Option 171423

Available for RFQ

Technical data

Product details

13 specifications

Core information

Product name
TDD ES1J
Type
TDD
Minimum package
2000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
TDD
Electronic Component
ES1J
Electronic Component
1
Package
SMA
Electronic Component
0.25g
Electronic Component
1
Electronic Component
BM0266040332
Electronic Component
Electronic Component
Electronic Component
2000

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

ES1J 快恢复整流二极管产品概述

一、产品核心定位与品牌背景

ES1J是台冠电子(TDD)推出的单管快恢复整流二极管,属于中小功率功率半导体器件范畴,主要针对高频整流、开关电源等需要快速反向恢复特性的场景设计。台冠电子作为国内专注功率半导体研发与生产的厂商,其产品覆盖整流二极管、快恢复二极管、肖特基二极管等多个系列,ES1J凭借平衡的电气性能与紧凑封装,成为市场上应用广泛的经典型号之一,尤其在消费电子、工业控制等领域的中小功率电路中表现突出。

二、关键电气参数详解

ES1J的核心电气参数直接决定了其应用场景与性能表现,具体如下:

  1. 二极管配置:1个独立式封装(单管结构),无内置并联/串联元件,电路设计灵活,可根据需求组合成整流桥。
  2. 正向压降(Vf):1.7V@1A(正向电流1A时的导通压降),虽略高于普通整流二极管(如1N4007的Vf≈1.1V@1A),但通过优化工艺实现了快速反向恢复,适合高频场景。
  3. 直流反向耐压(Vr):600V(最大反向阻断电压),可覆盖大部分中小功率电源的高压需求(如220V交流整流后的峰值电压约311V,留有足够余量)。
  4. 连续整流电流(If):1A(环境温度25℃时的最大连续正向电流),若电路散热条件良好,可适当提升工作电流(需参考降额曲线)。
  5. 反向恢复时间(Trr):35ns(快恢复核心参数),远快于普通整流二极管(通常为μs级),能大幅降低高频开关过程中的损耗与电磁干扰(EMI)。
  6. 非重复峰值浪涌电流(Ifsm):30A(单次浪涌的最大耐受电流,持续时间≤8.3ms),可有效应对电源启动、负载突变等瞬间冲击,提升电路可靠性。
  7. 工作温度范围:-55℃~+150℃(台冠电子标准参数),满足工业级与消费级场景的温度需求。

三、封装与物理特性

ES1J采用SMA贴片封装,符合国际电子封装标准,具体物理特性如下:

  • 封装尺寸:长×宽×高≈4.5mm×2.7mm×1.8mm,体积紧凑,适合高密度PCB布局(如手机充电器、小型LED驱动电源)。
  • 引脚材料:铜镀锡,耐焊接(可承受260℃回流焊温度≤30s),焊接可靠性高。
  • 封装材料:黑色环氧树脂,具有良好的耐高温、绝缘性与耐化学腐蚀性能,符合RoHS环保标准(无铅、无镉)。
  • 标识:产品表面印有“ES1J”字样,便于识别与质量追溯。

四、典型应用场景

结合ES1J的电气性能与封装特点,其主要应用于以下场景:

  1. 开关电源次级整流:如手机充电器、笔记本电脑适配器、LED驱动电源等,高频开关(100kHz~500kHz)下,35ns的Trr可减少开关损耗,提升电源效率。
  2. 小功率逆变器与UPS:如家用太阳能微型逆变器、便携式UPS的整流桥部分,600V耐压可满足低压直流转交流的电压需求。
  3. 车载电子辅助电路:如车载充电器、行车记录仪电源模块,宽温范围与抗浪涌能力,适应车载环境的温度与电压波动。
  4. 工业控制小功率电路:如PLC(可编程逻辑控制器)的电源模块、传感器供电电路,单管结构便于灵活集成,提升电路稳定性。
  5. 消费电子小设备:如智能音箱、路由器的电源整流,SMA封装可缩小产品体积,符合小型化设计趋势。

五、性能优势与市场价值

ES1J的核心优势体现在“高频特性+成本效益”的平衡:

  1. 高频性能优异:35ns的反向恢复时间,解决了普通整流二极管在高频下损耗大、EMI高的问题,是高频开关电源的理想选择。
  2. 参数平衡合理:600V耐压覆盖主流电压范围,1A电流满足常规负载,无需过度降额设计,降低电路成本。
  3. 封装紧凑易集成:SMA贴片封装适合自动化生产,可大幅提升PCB布局效率,减少产品体积。
  4. 抗冲击能力强:30A非重复浪涌电流,可应对电源启动瞬间的冲击,减少电路故障风险。
  5. 国产替代性价比高:台冠电子作为国产厂商,ES1J的价格低于进口同类产品,适合量产需求,降低整机成本。

整体来看,ES1J凭借稳定的电气性能、紧凑的封装与高性价比,成为中小功率高频整流场景的主流选择,可满足消费电子、工业控制、车载等多领域的应用需求。

Request for quote

Send RFQ

Use the form for single models, category sourcing, and multi-line BOM requirements.

Send your target model and quantity.

Product sourcing intelligence

Model, package, availability, and BOM fit reviewed before quotation.

WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.

Electronic component model and package intelligence review on an ESD-safe inspection bench

Model & package intelligence

Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.

BOM matching and alternative component comparison workstation with protected IC samples

BOM matching & alternatives

BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.

Electronic component sourcing availability dashboard with ESD-protected samples

Sourcing availability signal

Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.

Buyer sourcing scenarios

Examples of how common component sourcing requests are organized.

Typical RFQ scenarios based on the WMSIC form fields, catalog data, manual review steps, and shipment preparation workflow.

The buyer shares the full part number, package requirement, quantity, destination, and available product photos so the quotation can record the exact version under review.

Package confirmation Typical RFQ workflow

A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.

Mixed BOM triage Typical RFQ workflow

The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.

Obsolete-part review Typical RFQ workflow

Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.

Small-batch request Typical RFQ workflow

Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.

Repair batch evidence Typical RFQ workflow

When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.

Model suffix clarification Typical RFQ workflow

Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.

Export handoff Typical RFQ workflow

The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.

Replenishment inquiry Typical RFQ workflow

Related products

Packaged components ready for RFQ.